Polycrystalline diamond compact with a double-layer structure



FIG. 1 is a top perspective view of a polycrystalline diamond compact with a double layer structure showing our new design;

FIG. 2 is a bottom perspective view of a polycrystalline diamond compact with a double layer structure of FIG. 1 ;

FIG. 3 is a top plan view of the polycrystalline diamond compact with a double layer structure of FIG. 1 ;

FIG. 4 is a bottom plan view of the polycrystalline diamond compact with a double layer structure of FIG. 1 ;

FIG. 5 is a side elevation view of the polycrystalline diamond compact with a double layer structure of FIG. 1 ; and,

FIG. 6 is another side elevation view of the polycrystalline diamond compact with a double layer structure of FIG. 1 .

The broken lines show portions of a polycrystalline diamond compact with a double layer structure which forms no part of the claimed design. 

CLAIM The ornamental design for a polycrystalline diamond compact with a double layer structure, as shown and described. 